Staff / Principal Software Engineer, Platform
Build and operate the platform infrastructure and developer tooling powering Lovable’s AI product, including sandbox runtimes, schedulers, observability, networking, and reliability systems. The role requires 10+ years in platform, infrastructure, or developer experience engineering and onsite work in Stockholm.
About the job
Responsibilities
- Design, build, and maintain core systems enabling the AI product, including a gVisor-based runtime for agentic workloads and a high-throughput sandbox scheduler across multiple cloud providers.
- Bring order and structure to the codebase; integrate or build application frameworks for a growing engineering organization.
- Own and develop the observability stack, from code instrumentation through ingestion to presentation.
- Harden infrastructure against failures, downtime, and slowdowns.
- Plan and implement network infrastructure and cloud strategy.
- Integrate tools for AI-driven development across the engineering organization.
- Identify and drive reliability improvements across engineering teams.
Requirements
- 10+ years of experience in platform, infrastructure, or developer experience engineering, with a track record operating at senior engineering levels.
- Deep experience in production infrastructure, platform engineering, or developer experience, including observability, CI/CD, application frameworks, or productivity tooling.
- Strong proficiency in at least one systems-oriented language such as Go, Rust, or C++.
- Experience designing high-throughput services at scale and/or writing code and tools to support growing engineering organizations in scale-ups.
- Working knowledge of Docker, Kubernetes, and modern infrastructure practices, including schedulers, runtimes, and isolation boundaries.
- Ability to ship high-leverage systems quickly while balancing security, stability, and speed.
- Comfort navigating ambiguity and driving clarity at an organizational level.
- Based in Stockholm or willing to relocate.
- Willingness to work onsite five days per week.
Technology Stack
- Frontend: React, TypeScript
- Backend: Golang, Rust
- Cloud: Cloudflare, Google Cloud, AWS
- Data: ClickHouse, Firestore, Spanner, BigQuery
- DevOps: CI/CD, OpenTelemetry, Grafana, Kubernetes, Terraform
- Local tooling: Nix, DevEnv
Skills
Go, Rust, C++, Docker, Kubernetes, Gvisor, Cloudflare, GCP, AWS, React, TypeScript, ClickHouse, Firestore, Spanner, BigQuery
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